1 /* 2 * Copyright (C) 2021 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #pragma once 18 19 #include <unwindstack/DwarfSection.h> 20 #include <unwindstack/Memory.h> 21 22 namespace unwindstack { 23 24 template <typename TypeParam> 25 class DwarfSectionImplFake : public DwarfSectionImpl<TypeParam> { 26 public: DwarfSectionImplFake(Memory * memory)27 DwarfSectionImplFake(Memory* memory) : DwarfSectionImpl<TypeParam>(memory) {} 28 virtual ~DwarfSectionImplFake() = default; 29 Init(uint64_t,uint64_t,int64_t)30 bool Init(uint64_t, uint64_t, int64_t) override { return false; } 31 GetFdes(std::vector<const DwarfFde * > *)32 void GetFdes(std::vector<const DwarfFde*>*) override {} 33 GetFdeFromPc(uint64_t)34 const DwarfFde* GetFdeFromPc(uint64_t) override { return nullptr; } 35 GetCieOffsetFromFde32(uint32_t)36 uint64_t GetCieOffsetFromFde32(uint32_t) { return 0; } 37 GetCieOffsetFromFde64(uint64_t)38 uint64_t GetCieOffsetFromFde64(uint64_t) { return 0; } 39 AdjustPcFromFde(uint64_t)40 uint64_t AdjustPcFromFde(uint64_t) override { return 0; } 41 FakeSetCachedCieLocRegs(uint64_t offset,const DwarfLocations & loc_regs)42 void FakeSetCachedCieLocRegs(uint64_t offset, const DwarfLocations& loc_regs) { 43 this->cie_loc_regs_[offset] = loc_regs; 44 } FakeClearError()45 void FakeClearError() { this->last_error_.code = DWARF_ERROR_NONE; } 46 }; 47 48 } // namespace unwindstack 49